Fix fallback feedback for events and pois

Previously, an error was returned when the feedback was about a fallback translated object.
Now, the default language gets used if required.
The actual language of the feedback should not get lost, though.

Co-authored-by: Timo Ludwig <[email protected]>

CHANGELOG.md

@@ -1,6 +1,8 @@
 UNRELEASED
 ----------
 
+* [ [#1718](https://github.com/digitalfabrik/integreat-cms/issues/1718) ] Enable submitting feedback about fallback translations of events and pois
+
 
 2022.10.2
 ---------

integreat_cms/api/v3/feedback/event_feedback.py

@@ -81,10 +81,22 @@ def event_feedback_internal(data, region, language, comment, rating, is_technica
             events,
         )
         return JsonResponse({"error": "Internal Server Error"}, status=500)
-    if len(events) == 0:
-        raise Http404("No matching event found for slug.")
-    event = events[0]
-    event_translation = event.get_translation(language.slug)
+
+    event = None
+    if len(events) == 1:
+        event = events[0]
+    elif region.fallback_translations_enabled:
+        event = region.events.filter(
+            translations__slug=data.get("slug"),
+            translations__language=region.default_language,
+        ).first()
+
+    if not event:
+        raise Http404("No matching location found for slug.")
+
+    event_translation = event.get_translation(language.slug) or event.get_translation(
+        region.default_language.slug
+    )
 
     EventFeedback.objects.create(
         event_translation=event_translation,

integreat_cms/api/v3/feedback/poi_feedback.py

@@ -51,10 +51,22 @@ def poi_feedback(data, region, language, comment, rating, is_technical):
             pois,
         )
         return JsonResponse({"error": "Internal Server Error"}, status=500)
-    if len(pois) == 0:
+
+    poi = None
+    if len(pois) == 1:
+        poi = pois[0]
+    elif region.fallback_translations_enabled:
+        poi = region.pois.filter(
+            translations__slug=data.get("slug"),
+            translations__language=region.default_language,
+        ).first()
+
+    if not poi:
         raise Http404("No matching location found for slug.")
-    poi = pois[0]
-    poi_translation = poi.get_translation(language.slug)
+
+    poi_translation = poi.get_translation(language.slug) or poi.get_translation(
+        region.default_language.slug
+    )
 
     POIFeedback.objects.create(
         poi_translation=poi_translation,